28612440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{8831}}^1$

素因数の和:8854

約数の個数: 80

約数和(自身を含む): 96180480

約数和(自身を除く): 67568040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 8831, 17662, 26493, 35324, 44155, 52986, 70648, 79479, 88310, 105972, 132465, 158958, 176620, 211944, 238437, 264930, 317916, 353240, 397395, 476874, 529860, 635832, 715311, 794790, 953748, 1059720, 1192185, 1430622, 1589580, 1907496, 2384370, 2861244, 3179160, 3576555, 4768740, 5722488, 7153110, 9537480, 14306220, 28612440]

約数ペア:

[(1, 28612440), (2, 14306220), (3, 9537480), (4, 7153110), (5, 5722488), (6, 4768740), (8, 3576555), (9, 3179160), (10, 2861244), (12, 2384370), (15, 1907496), (18, 1589580), (20, 1430622), (24, 1192185), (27, 1059720), (30, 953748), (36, 794790), (40, 715311), (45, 635832), (54, 529860), (60, 476874), (72, 397395), (81, 353240), (90, 317916), (108, 264930), (120, 238437), (135, 211944), (162, 176620), (180, 158958), (216, 132465), (270, 105972), (324, 88310), (360, 79479), (405, 70648), (540, 52986), (648, 44155), (810, 35324), (1080, 26493), (1620, 17662), (3240, 8831)]